mark.ssl-user-highlight {
    background: var(--ssl-highlight-color, #ffe27a);
    color: inherit;
    border-radius: 2px;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
    cursor: pointer;
    padding: 0 1px;
}

mark.ssl-user-highlight.ssl-highlight-flash {
    animation: ssl-highlight-flash 1.6s ease-out;
}

@keyframes ssl-highlight-flash {
    0%, 35% { outline: 3px solid #176b68; outline-offset: 2px; }
    100% { outline: 3px solid transparent; outline-offset: 5px; }
}

.ssl-highlight-toolbar[hidden],
.ssl-highlight-manager-button[hidden],
.ssl-highlight-backdrop[hidden],
.ssl-highlight-panel[hidden],
.ssl-highlight-toast[hidden],
.ssl-highlight-empty[hidden] {
    display: none !important;
}

.ssl-highlight-toolbar {
    position: fixed;
    z-index: 10030;
    left: 50%;
    bottom: max(18px, env(safe-area-inset-bottom));
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 52px;
    padding: 6px 10px;
    background: #202726;
    border: 1px solid #3e4947;
    border-radius: 6px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.ssl-highlight-swatch {
    width: 38px;
    height: 38px;
    padding: 0;
    background: var(--ssl-highlight-color);
    border: 2px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.4);
}

.ssl-highlight-swatch:focus-visible,
.ssl-highlight-manager-button:focus-visible,
.ssl-highlight-panel button:focus-visible,
.ssl-highlight-toast button:focus-visible {
    outline: 3px solid #2d8f89;
    outline-offset: 2px;
}

.ssl-highlight-manager-button {
    position: fixed;
    z-index: 10010;
    right: 16px;
    bottom: max(16px, env(safe-area-inset-bottom));
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 9px 12px;
    color: #fff;
    background: #176b68;
    border: 1px solid #0f5653;
    border-radius: 5px;
    box-shadow: 0 5px 16px rgba(0, 0, 0, 0.24);
    font: 600 14px/1.2 Arial, sans-serif;
    letter-spacing: 0;
}

.ssl-highlight-manager-count {
    display: inline-grid;
    place-items: center;
    min-width: 24px;
    height: 24px;
    padding: 0 6px;
    color: #172120;
    background: #fff;
    border-radius: 12px;
    font-size: 12px;
}

.ssl-highlight-backdrop {
    position: fixed;
    z-index: 10040;
    inset: 0;
    background: rgba(17, 24, 23, 0.52);
}

.ssl-highlight-panel {
    position: fixed;
    z-index: 10050;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(430px, 92vw);
    overflow: auto;
    color: #1c2423;
    background: #fff;
    border-left: 1px solid #cbd2d0;
    box-shadow: -12px 0 32px rgba(0, 0, 0, 0.24);
    font-family: Arial, sans-serif;
    letter-spacing: 0;
}

.ssl-highlight-panel > header {
    position: sticky;
    z-index: 1;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
    padding: 10px 14px 10px 18px;
    background: #f7f9f8;
    border-bottom: 1px solid #d7dddb;
}

.ssl-highlight-panel h2 {
    margin: 0;
    color: #1c2423;
    font: 700 20px/1.2 Arial, sans-serif;
    letter-spacing: 0;
}

.ssl-highlight-close {
    width: 44px;
    height: 44px;
    padding: 0;
    color: #27312f;
    background: transparent;
    border: 0;
    border-radius: 4px;
    font: 28px/1 Arial, sans-serif;
}

.ssl-highlight-empty {
    margin: 0;
    padding: 28px 18px;
    color: #5c6664;
    font: 15px/1.5 Arial, sans-serif;
}

.ssl-highlight-list {
    display: block;
}

.ssl-highlight-list-item {
    display: grid;
    grid-template-columns: 7px minmax(0, 1fr) auto;
    gap: 12px;
    align-items: stretch;
    padding: 14px 14px 14px 10px;
    border-bottom: 1px solid #e1e5e4;
    transition: background-color 160ms ease;
}

.ssl-highlight-list-item.ssl-highlight-list-focus {
    background: #e9f4f2;
}

.ssl-highlight-list-color {
    width: 7px;
    min-height: 58px;
    background: var(--ssl-highlight-color);
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 3px;
}

.ssl-highlight-list-content {
    min-width: 0;
}

.ssl-highlight-list-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-bottom: 5px;
    color: #176b68;
    font: 700 12px/1.3 Arial, sans-serif;
    letter-spacing: 0;
    text-transform: uppercase;
}

.ssl-highlight-unresolved {
    padding: 2px 5px;
    color: #8a301f;
    background: #fbe8e3;
    border-radius: 3px;
    text-transform: none;
}

.ssl-highlight-list-quote {
    overflow-wrap: anywhere;
    color: #303837;
    font: 15px/1.45 Arial, sans-serif;
    letter-spacing: 0;
}

.ssl-highlight-list-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
    justify-content: center;
}

.ssl-highlight-list-actions button {
    min-width: 64px;
    min-height: 36px;
    padding: 6px 9px;
    border-radius: 4px;
    font: 600 12px/1.2 Arial, sans-serif;
    letter-spacing: 0;
}

.ssl-highlight-go {
    color: #fff;
    background: #176b68;
    border: 1px solid #0f5653;
}

.ssl-highlight-delete {
    color: #8a301f;
    background: #fff;
    border: 1px solid #c98474;
}

.ssl-highlight-toast {
    position: fixed;
    z-index: 10060;
    left: 50%;
    bottom: max(18px, env(safe-area-inset-bottom));
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 16px;
    max-width: min(92vw, 520px);
    min-height: 46px;
    padding: 10px 14px;
    color: #fff;
    background: #202726;
    border: 1px solid #3e4947;
    border-radius: 5px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
    font: 14px/1.35 Arial, sans-serif;
    letter-spacing: 0;
}

.ssl-highlight-toast button {
    min-height: 32px;
    padding: 4px 8px;
    color: #a9e7bd;
    background: transparent;
    border: 0;
    border-radius: 3px;
    font-weight: 700;
}

body.ssl-highlight-panel-open {
    overflow: hidden;
}

@media (max-width: 600px) {
    .ssl-highlight-manager-button {
        right: 10px;
        bottom: max(10px, env(safe-area-inset-bottom));
    }

    .ssl-highlight-toolbar {
        bottom: max(10px, env(safe-area-inset-bottom));
    }

    .ssl-highlight-toast {
        bottom: max(66px, calc(env(safe-area-inset-bottom) + 56px));
    }

    .ssl-highlight-panel {
        width: 100vw;
        border-left: 0;
    }

    .ssl-highlight-list-item {
        grid-template-columns: 7px minmax(0, 1fr);
    }

    .ssl-highlight-list-actions {
        grid-column: 2;
        flex-direction: row;
        justify-content: flex-start;
    }

    .ssl-highlight-list-actions button {
        min-width: 88px;
        min-height: 42px;
    }
}

@media (prefers-reduced-motion: reduce) {
    mark.ssl-user-highlight.ssl-highlight-flash {
        animation: none;
        outline: 3px solid #176b68;
        outline-offset: 2px;
    }
}